Climatological Report (Seasonal)
Issued by NWS Caribou, ME

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002
CXUS51 KCAR 062151
CLSCAR

CLIMATE REPORT
NATIONAL WEATHER SERVICE CARIBOU ME
550 PM EDT FRI SEP 06 2024

...................................

...THE CARIBOU ME CLIMATE SUMMARY FOR THE SEASON, FROM
6/1/2024 TO 8/31/2024...

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1939 TO 2024

WEATHER         OBSERVED          NORMAL  DEPART   LAST YEAR`S
                VALUE   DATE(S)   VALUE   FROM     VALUE DATE(S)
                                          NORMAL
................................................................
TEMPERATURE (F)
RECORD
 HIGH             96   06/29/1944
 LOW              30   06/07/1958
HIGHEST           96*  06/19         MM      MM       93  06/01
LOWEST            42   06/02         MM      MM       41  06/03
                       08/30
                                                          06/04
AVG. MAXIMUM    77.8               75.0     2.8     74.1
AVG. MINIMUM    56.8               53.7     3.1     56.3
MEAN            67.3               64.3     3.0     65.2
DAYS MAX >= 90     3                1.7     1.3        3
DAYS MAX <= 32     0                0.0     0.0        0
DAYS MIN <= 32     0                0.1    -0.1        0
DAYS MIN <= 0      0                0.0     0.0        0

PRECIPITATION (INCHES)
RECORD
 MAXIMUM       14.59   2023
 MINIMUM        5.90   2020
TOTALS         13.12              11.73    1.39    14.59
DAILY AVG.      0.15               0.13    0.02     0.16
DAYS >= .01       40               41.2    -1.2       49
DAYS >= .10       23               23.7    -0.7       30
DAYS >= .50        9                7.8     1.2        9
DAYS >= 1.00       4                2.1     1.9        2
GREATEST
 24 HR. TOTAL   2.16                                1.91  08/30 TO 08/30

SNOWFALL (INCHES)
RECORDS
 TOTAL             T   2011
TOTALS           0.0                0.0     0.0      0.0
SINCE 7/1        0.0                0.0     0.0       MM
SNOWDEPTH AVG.     0                                   0
DAYS >= 1.0        0                0.0     0.0        0
GREATEST
 SNOW DEPTH        0                                   0  MM
 24 HR TOTAL      MM    MM                           0.0

DEGREE DAYS
HEATING TOTAL    114                261    -147      249
 SINCE 7/1        49                113     -64       MM
COOLING TOTAL    351                201     150      293
 SINCE 1/1       367                207     160       MM
................................................................

WIND (MPH)
AVERAGE WIND SPEED              5.7
HIGHEST WIND SPEED/DIRECTION    25/160    DATE  06/29
HIGHEST GUST SPEED/DIRECTION    40/160    DATE  06/29

SKY COVER
POSSIBLE SUNSHINE (PERCENT)   MM
AVERAGE SKY COVER           0.40
NUMBER OF DAYS FAIR           46
NUMBER OF DAYS PC             29
NUMBER OF DAYS CLOUDY         17

AVERAGE RH (PERCENT)     73

WEATHER CONDITIONS. NUMBER OF DAYS WITH
THUNDERSTORM             13     MIXED PRECIP               0
HEAVY RAIN               18     RAIN                      24
LIGHT RAIN               54     FREEZING RAIN              0
LT FREEZING RAIN          0     HAIL                       0
HEAVY SNOW                0     SNOW                       0
LIGHT SNOW                0     SLEET                      0
FOG                      49     FOG W/VIS <= 1/4 MILE      8
HAZE                      1

-  INDICATES NEGATIVE NUMBERS.
*  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.
---------------------------------------------------------------------
...NORTHERN AND EASTERN MAINE 2024 SUMMER CLIMATE NARRATIVE...

METEOROLOGICAL SUMMER (JUNE 1ST - AUGUST 31ST) FINISHED WITH WELL
ABOVE AVERAGE TEMPERATURES. TEMPERATURES AVERAGED FROM 2 TO 3
DEGREES (F) ABOVE AVERAGE, EXCEPT CLOSER TO 1 TO 2 DEGREES (F) ABOVE
AVERAGE IN WASHINGTON COUNTY. PRECIPITATION WAS MORE VARIABLE AND
RANGED FROM 70 TO 130 PERCENT OF AVERAGE.

FOR THE 3-MONTH PERIOD IT WAS THE WARMEST ON RECORD IN CARIBOU WITH
AN AVERAGE TEMPERATURE OF 67.3F, WHICH WAS 0.4F WARMER THAN 2020.
FOUR OF THE WARMEST SUMMERS IN CARIBOU HAVE OCCURRED SINCE 2020, AND
SEVEN OF THE TOP 10 SINCE 2010. WEATHER RECORDS BEGAN IN 1939.

IN BANGOR, IT RANKED AS THE 4TH WARMEST SUMMER ON RECORD. FIVE OF
THE TOP 10 WARMEST SUMMERS HAVE BEEN OBSERVED SINCE 2010. WEATHER
RECORDS BEGAN IN 1925.

IN MILLINOCKET, IT RANKED AS THE 2ND WARMEST SUMMER ON RECORD BEHIND
ONLY 1937. THREE OF THE TOP 10 WARMEST SUMMERS HAVE BEEN OBSERVED
SINCE 2020. WEATHER RECORDS IN MILLINOCKET BEGAN IN 1903.

IN HOULTON, IT RANKED AT THE 4TH WARMEST SUMMER ON RECORD, AND THREE
OF THE TOP 10 WARMEST HAVE BEEN OBSERVED SINCE 2020. WEATHER RECORDS
IN HOULTON BEGAN IN 1948.

JUNE WAS A VERY WARM MONTH AND WAS THE WARMEST ON RECORD IN CARIBOU,
AND WAS THE 6TH WARMEST IN HOULTON AND MILLINOCKET, AND THE 11TH
WARMEST IN BANGOR. THE HIGH TEMPERATURE OF 96F IN CARIBOU ON THE
19TH TIED THE ALL-TIME STATION RECORD HIGH. THE LOW OF 71F ON THE
19TH ALSO TIED THE ALL-TIME STATION RECORD WARM LOW TEMPERATURE.
EARLY IN JUNE THERE WAS AN AREA OF MODERATE DROUGHT IN NORTHWEST
AROOSTOOK COUNTY PER THE U.S. DROUGHT MONITOR. NO PORTIONS OF THE
AREA WERE LISTED AS BEING IN DROUGHT BY THE END OF THE MONTH.

JULY WAS ANOTHER WARM MONTH AND RANKED AS THE 3RD WARMEST ON RECORD
IN CARIBOU, THE 4TH WARMEST AT MILLINOCKET, THE 8TH WARMEST IN
HOULTON, AND THE 9TH WARMEST IN BANGOR. THERE WERE 21 DAYS WITH A
HIGH OF 80F OR WARMER IN CARIBOU, WHICH TIED WITH 2018 FOR THE MOST
OF ANY MONTH ON RECORD. THE REMAINS OF HURRICANE BERYL PRODUCED FROM
3 TO 6 INCHES OF RAIN IN A ZONE FROM DOVER-FOXCROFT TO LINCOLN. THE
6.01 INCHES OF RAIN THAT WAS OBSERVED IN MILLINOCKET MADE IT THE 3RD
WETTEST JULY ON RECORD.

CONTINUING THE TREND OF RECENT SUMMERS, THERE WAS NOT A LOT OF
SEVERE WEATHER. THERE WERE A TOTAL OF 11 DAYS THIS PAST SUMMER WHEN
SEVERE THUNDERSTORM WARNINGS WERE ISSUED WITH A TOTAL OF 40 WARNINGS
ISSUED FROM JUNE 1ST THROUGH AUGUST 31ST.

THERE WERE A FEW NIGHTS THIS PAST SUMMER WITH EXCELLENT AURORAS
OWING TO INCREASED SOLAR ACTIVITY.

$$

CB/NC/VJN